a former secret service agent selling camera technology to agencies from houston to san francisco. while no one knows if it would have prevented the bombings in boston, officials say this technology is the future. do you think this can change the face of law enforcement? >> this is changing the face of law enforcement. catching these events before they happen is the name of the game. >> reporter: boston police do not have this technology yet, but told us by phone late last night that right now everything is on the table. it is important to note here, matt, police officials say this technology by no means does it replace police officers on the streets patrolling. they say it is just a tool to help them. if anything else, the reason they wanted us to share this with you at home, because they are hoping it will deter terrorists, we will catch you before you strike. >> thank you very much. >>> coming up on a much lighter note, songs that tend to get stuck in your head. and more importantly, how to flush them out. we'll catch up with ryan seacrest as he gets set to host our next hour. r